Reken de erafsom tot 100 uit

Erafsommen
1.
35
–
20
=
2.
60
–
50
=
3.
90
–
60
=
4.
10
–
5
=
5.
70
–
15
=
6.
95
–
55
=
7.
45
–
35
=
8.
60
–
15
=
9.
55
–
30
=
10.
50
–
5
=
11.
25
–
0
=
12.
75
–
5
=
13.
5
–
5
=
14.
50
–
30
=
15.
85
–
65
=
16.
85
–
75
=
17.
10
–
0
=
18.
95
–
95
=
19.
35
–
20
=
20.
55
–
40
=
21.
95
–
35
=
22.
30
–
5
=
23.
25
–
10
=
24.
100
–
60
=
25.
25
–
0
=
26.
60
–
40
=
27.
35
–
30
=
28.
5
–
5
=
29.
80
–
0
=
30.
55
–
35
=
31.
70
–
45
=
32.
5
–
5
=
33.
75
–
5
=
34.
15
–
15
=
35.
35
–
20
=
36.
25
–
0
=
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Reken de erafsom tot 100 uit
| ANTWOORDEN

Erafsommen
1.
35
–
20
=
15
2.
60
–
50
=
10
3.
90
–
60
=
30
4.
10
–
5
=
5
5.
70
–
15
=
55
6.
95
–
55
=
40
7.
45
–
35
=
10
8.
60
–
15
=
45
9.
55
–
30
=
25
10.
50
–
5
=
45
11.
25
–
0
=
25
12.
75
–
5
=
70
13.
5
–
5
=
0
14.
50
–
30
=
20
15.
85
–
65
=
20
16.
85
–
75
=
10
17.
10
–
0
=
10
18.
95
–
95
=
0
19.
35
–
20
=
15
20.
55
–
40
=
15
21.
95
–
35
=
60
22.
30
–
5
=
25
23.
25
–
10
=
15
24.
100
–
60
=
40
25.
25
–
0
=
25
26.
60
–
40
=
20
27.
35
–
30
=
5
28.
5
–
5
=
0
29.
80
–
0
=
80
30.
55
–
35
=
20
31.
70
–
45
=
25
32.
5
–
5
=
0
33.
75
–
5
=
70
34.
15
–
15
=
0
35.
35
–
20
=
15
36.
25
–
0
=
25
© JuniorEinstein.nl
Online oefenen  |   Educatieve boeken  |   Werkbladen  |   Educatieve materialen